Home / 18,194.82-25,108.75-10,237.09

Finding the Fourth Proportional to 18,194.82, 25,108.75 and 10,237.09

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Solution

The fourth proportional to 18,194.82, 25,108.75 and 10,237.09 is: 14,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.82 : 25,108.75 = 10,237.09 : x
  2. Step 2: Convert to fraction form
    18,194.82/25,108.75 = 10,237.09/x
  3. Step 3: Cross multiply
    18,194.82x = 25,108.75 × 10,237.09
  4. Step 4: Simplify right side
    18,194.82x = 257,040,533.54
  5. Step 5: Solve for x
    x = 257,040,533.54/18,194.82
  6. Step 6: Final answer
    x = 14,127.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.